December weather forecast
Twin, MS

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Weather in December

The first month of the winter, December, is still a comfortable month in Twin, Mississippi, with an average temperature fluctuating between 61.3°F (16.3°C) and 46.2°F (7.9°C).

Temperature

December is characterized by a slight reduction in average high-temperature, easing from a pleasant 68°F (20°C) in November to a comfortable 61.3°F (16.3°C). The average nighttime temperature in Twin lowers to a chilly 46.2°F (7.9°C) throughout December.

Humidity

The most humid month in Twin is December, with an average relative humidity of 80%.

Rainfall

In December, in Twin, Mississippi, the rain falls for 14.4 days. Throughout December, 3.78" (96mm) of precipitation is accumulated. In Twin, during the entire year, the rain falls for 177.1 days and collects up to 35.67" (906mm) of precipitation.

Snowfall

Months with snowfall in Twin are January and December. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 0.4 snowfall days, and 0.28" (7mm) of snow is accumulated.

Daylight

The month with the shortest days in Twin is December, with an average of 10h and 12min of daylight.
On the first day of December in Twin, sunrise is at 6:40 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:07 pm CST.

Sunshine

With an average of 4.9h of sunshine, December has the least sunshine of the year in Twin.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Twin. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

What are the temperatures in Twin in December?

December temperatures vary between a high-temperature of 61.3°F (16.3°C) and a low-temperature of 46.2°F (7.9°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 104°F (40°C).

What is the most humid month in Twin?

With an average relative humidity of 80%, December is the most humid month in Twin, Mississippi.

What is the average humidity in December in Twin?

In Twin, Mississippi, the average relative humidity in December is 80%.

How much does it rain in Twin in December?

In Twin, in December, during 14.4 rainfall days, 3.78" (96mm) of precipitation is typically accumulated.

When does it start to snow in Twin?

December is the first month it typically snows in Twin. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days in Twin?

With an average of 10h and 12min of daylight, December has the shortest days of the year in Twin.

What is the average length of the day in December in Twin?

In December, the average day length in Twin, Mississippi, is 10h and 11min.

What time are sunrise and sunset in December in Twin?

On the first day of December, sunrise is at 6:40 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:07 pm CST.

What is the month with the least sunshine in Twin?

The month with the least sunshine is December, with an average of 4.9h of sunshine.

How long on average sun shines in December in Twin?

In Twin, the average sunshine duration in December is 4.9h.

When is the lowest UV index in Twin?

The months with the lowest UV index in Twin are January and December, with an average maximum UV index of 3.

What is the UV index intensity in December in Twin?

In December, the average daily maximum UV index in Twin, Mississippi, is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Twin, MS

Average temperature in December - Twin, MS
  • Average high temperature in December: 61.3°F

The warmest months (with the highest average high temperature) are July and August (91.6°F).
The month with the lowest average high temperature is January (58.6°F).

  • Average low temperature in December: 46.2°F

The month with the highest average low temperature is August (74.1°F).
The coldest month (with the lowest average low temperature) is January (41.7°F).

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Average pressure in December
Twin, MS

Average pressure in December - Twin, MS
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in December
Twin, MS

Average wind speed in December - Twin, MS
  • Average wind speed in December: 6.1mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

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Average humidity in December
Twin, MS

Average humidity in December - Twin, MS
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in December
Twin, MS

Average rainfall in December - Twin, MS
  • Average rainfall in December: 3.78"

The wettest month (with the highest rainfall) is August (4.65").
The driest month (with the least rainfall) is November (1.85").

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Average rainfall days in December
Twin, MS

Average rainfall days in December - Twin, MS
  • Average rainfall days in December: 14.4 days

The month with the highest number of rainy days is August (22.1 days).
The month with the least rainy days is November (8.6 days).

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Average snowfall in December
Twin, MS

Average snowfall in December - Twin, MS
  • Average snowfall in December: 0.04"

The month with the highest snowfall is January (0.24").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Twin, MS

Average snowfall days in December - Twin, MS
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in December /
Average sunshine in December
Twin, MS

Average daylight in December / Average sunshine in December - Twin, MS
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in December
Twin, MS

Average sunshine days in December - Twin, MS
  • Average sunshine days in December: 14.8 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is August (7.1 days).

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Average UV index in December
Twin, MS

Average UV index in December - Twin, MS
  • Average UV index in December: 3

The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in December
Twin, MS

Average cloud cover in December - Twin, MS
  • Average cloud cover in December: 49

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 28).

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Average visibility in December
Twin, MS

Average visibility in December - Twin, MS
  • Average visibility in December: 5mi

The months with the highest visibility are January, June, July, August, October and November (6mi).
The months with the lowest visibility are February, March, April, May, September and December (5mi).

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Twin, Mississippi, USA

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